length expanded size cdr WAVE problems fmt ratio filename 2:09.53 22880300 B --- -- ---xx flac 0.4473 gpn2013-07-05.ccm4.r09hr.t01.flac 5:34.69 59079932 B --- -- ---xx flac 0.5135 gpn2013-07-05.ccm4.r09hr.t02.flac 3:43.21 39386636 B --- -- ---xx flac 0.5359 gpn2013-07-05.ccm4.r09hr.t03.flac 4:45.24 50330492 B --- -- ---xx flac 0.5236 gpn2013-07-05.ccm4.r09hr.t04.flac 4:36.64 48836972 B --- -- ---xx flac 0.4994 gpn2013-07-05.ccm4.r09hr.t05.flac 9:07.24 96547292 B --- -- ---xx flac 0.4781 gpn2013-07-05.ccm4.r09hr.t06.flac 6:19.12 66883868 B --- -- ---xx flac 0.5505 gpn2013-07-05.ccm4.r09hr.t07.flac 8:30.62 90109868 B --- -- ---xx flac 0.5497 gpn2013-07-05.ccm4.r09hr.t08.flac 44:47.29 474055360 B 0.5167 (8 files) App\Http\Controllers\Api\FileDownloadController::download(): Return value must be of type string, none returned